import yaml

def my_read_yaml(file, key_word=None):
    with open(file, encoding="utf-8") as f:
        values = yaml.safe_load(f)
        if key_word:
            new_values = []
            for value in values:
                if value.get("key_word") == key_word:
                    new_values.append(value)
            return new_values
    return values

# print(my_read_yaml(r".\..\case_data\mail_list_manager\test_org_datas.yaml", key_word="delete_org"))